经过这几年的课程改革试验,我们发现教师的教学方式和学生的学习方式发生了可喜的变化,学生在课堂上自主学习和合作交流的时间多了,教师相对讲授的时间少了。学生成了学习的主人,教师成了学生学习的引导者和促进者。教师在课堂上积极地创设教学情境,但我们发现有些情境创设得很成功,让课堂充满了生机与活力,有些情境只是流于形式,没有辅助课堂教学。那么,在课 After several years of curriculum reform experiments, we found that teachers ’teaching methods and students’ learning styles have undergone a gratifying change. Students spend more time studying and collaborating in the classroom and teachers spend less time teaching them. Students become masters of learning and teachers become the guides and facilitators of student learning. Teachers actively set up teaching situations in the classroom, but we found that some situations were very successful and filled the classroom with vigor and vitality. Some of the situations were mere formality and there was no auxiliary classroom teaching. Well, in class